Developer toolsHeroku EngineeringNov 11, 2025 11mo11 months agoHeroku Support for.NET 10 LTS: What Developers Need to KnowIt’s that time of year for.NET when we get a new major version and a bunch of exciting features..NET Conf 2025 kicked off earlier today, bringing with it the release of.NET 10, as well as ASP.NET Core 10, C# 14, and F# 10.HerokuRead
Data engineeringHeroku EngineeringNov 5, 2025 11mo11 months agoBuilding an Enterprise Data Warehouse on Heroku: From Complex ETL to Seamless Salesforce IntegrationModern businesses don’t just run on Salesforce, they run on entire ecosystems of applications. At Heroku, we operate dozens of services alongside our Salesforce instance such as billing systems, user management platforms, analytics...HerokuRead
Reliability and performanceHeroku EngineeringNov 5, 2025 11mo11 months agoUpgrade to Puma 7 and Unlock the Power of Fair Scheduled Keep-alivePuma 7 is here, and that means your Ruby app is now keep-alive ready. This bug, which existed in Puma for years, caused one out of every 10 requests to take 10x longer by unfairly “cutting in line.” In this post, I’ll cover how web servers...HerokuRead
Reliability and performanceHeroku EngineeringNov 4, 2025 11mo11 months agoLearn How to Lower Heroku Dyno Latency through Persistent Connections (Keep-alive)The Performance Penalty of Repeated Connections Before the latest improvements to the Heroku Router, every connection between the router and your application dyno risked incurring the latency penalty of a TCP slow start.HerokuRead
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